终于申请到了，告诉我是forward to 我的sina.com信箱的，但我试验过几次，都不成功。提示如下：
the original message was received at sat, 9 nov 2002 22
20 -0500
from sina35-244.sina.com.cn [202.108.35.244] (may be forged)
----- the following addresses had permanent fatal errors -----
<bg2qam@qsl.net>
(reason: 500 error)
----- transcript of session follows -----
... while talking to sinamx.sina.com.cn.:
>>> rcpt to:<bg2qam@sina.com>
<<< 500 error
554 5.0.0 service unavailable
451 4.4.1 reply: read error from sinamx.sina.com.cn.
